.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background-color: var(--theme-bgcolor);
}
.header-left {
  width: 8%;
  height: 30px;
}
.header-center {
  flex: 1;
  padding-left: 64px;
  padding-right: 36px;
}
.header-box .header-right {
  width: 6%;
  font-size: 13px;
  align-items: baseline;
}
.header-list {
  font-size: 14px;
}
.header-item {
  padding: 20px 24px;
  cursor: pointer;
}
.header-item:hover > a,
.header-select-item:hover {
  color: var(--theme-active-color);
}
.header-item:hover .header-select-con {
  display: block;
}
.header-select {
  position: relative;
}
.header-select:hover .arrow-down::before {
  transform: translateY(-50%) rotate(315deg);
  border-color: var(--theme-active-color);
}
.header-select-con {
  display: none;
  position: absolute;
  top: 99%;
  left: -25%;
  width: 166px;
  padding: 0 20px;
  background-color: var(--theme-bgcolor);
}
.header-select-item {
  text-align: center;
  padding: 20px 0;
}
.header-select-item:not(:last-child) {
  border-bottom: 1px solid var(--theme-color);
}

.banner {
  width: 100%;
  height: 768px;
}
.mask-title {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 25%;
  height: 20%;
  background: url("../images/index_mask_title.png") no-repeat;
  background-size: 100%;
  transform: translate(-50%, -50%);
  z-index: 5;
}
.swiper-slide {
  background-repeat: no-repeat;
  background-position: 100%;
  background-size: cover;
}
.swiper-item1 {
  background-image: url("../images/swiper_1.jpg");
}
.swiper-item2 {
  background-image: url("../images/swiper_2.jpg");
}
.swiper-item3 {
  background-image: url("../images/swiper_3.jpg");
}
.swiper-item4 {
  background-image: url("../images/swiper_4.jpg");
}
.swiper-item5 {
  background-image: url("../images/swiper_5.jpg");
}

.about {
  margin: 50px 0;
  font-size: 14px;
  line-height: 1.8;
  text-align: center;
  color: #1a1a1a;
}
.about h3 {
  font-size: 21px;
}
.about-title,
.news-title {
  font-family: DINCond-Black;
  font-size: 36px;
  font-weight: 900;
}
.about-text {
  margin: 40px 0;
}
.btn-more {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
}
.btn-more:hover,
.btn-more:hover .arrow-right {
  border-color: var(--theme-active-color);
  color: var(--theme-active-color);
}
.arrow-right {
  display: inline-block;
  border-color: inherit;
  border-style: solid;
  border-width: 0 1px 1px 0;
  padding: 2.5px;
  vertical-align: middle;
  transform: rotate(-45deg);
}

.video {
  position: relative;
  width: 70%;
  height: 453px;
  margin: 0 auto;
  margin-bottom: 80px;
}
.video-mask {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}
.video_btn {
  position: absolute;
  top: 65%;
  left: 50%;
  width: 54px;
  height: 54px;
  background-image: url("../images/video_btn.png");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  transform: translateX(-50%);
  cursor: pointer;
}

.hot-goods {
  height: 673px;
}
.swiper-goods-item1 {
  background-image: url("../images/index_middle_banner_bg1.jpg");
}
.swiper-goods-item2 {
  background-image: url("../images/index_middle_banner_bg2.jpg");
}
.swiper-goods-item3 {
  background-image: url("../images/index_middle_banner_bg3.jpg");
}
.swiper-goods-item4 {
  background-image: url("../images/index_middle_banner_bg4.jpg");
}
.swiper-goods-item5 {
  background-image: url("../images/index_middle_banner_bg5.jpg");
}
.swiper-container .middle-swiper-icon {
  width: 6%;
  height: 6%;
  margin: 0 15px !important;
  border-width: 2.9px;
  border-style: solid;
  opacity: 1;
}
.swiper-container .middle-swiper-icon-active {
  transform: scale(1.2);
  border-color: var(--theme-active-color);
}
.swiper-goods-container .swiper-button-next,
.swiper-goods-container .swiper-button-prev {
  top: 84%;
  z-index: 11;
}
.swiper-goods-container .swiper-button-next {
  right: 15%;
}
.swiper-goods-container .swiper-button-prev {
  left: 15%;
}
.swiper-pagination {
  bottom: 10% !important;
}

.news {
  margin: 80px 0 60px 0;
  color: #1a1a1a;
  text-align: center;
}
.news-con {
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: stretch;
  width: 1000px;
  min-width: 1000px;
  margin: 80px auto;
  margin-bottom: 0;
  text-align: left;
}
.news-items {
  position: relative;
  flex: 0 0 33.3333%;
  height: 180px;
  margin-bottom: 20px;
  overflow: hidden;
}
.news-img {
  width: 95%;
}
.news-info {
  position: absolute;
  top: 0;
  left: 100%;
  width: 95%;
  height: 100%;
  padding: 0 20px;
  background: url("../images/mini_bac_dark.png") no-repeat;
  background-size: 100% 100%;
  color: var(--theme-color);
  cursor: pointer;
  z-index: 5;
  transition: all 0.4s ease;
}
.news-info-title {
  font-size: 20px;
  margin: 20px 0;
}
.news-desc {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  font-size: 12px;
}
.more {
  text-align: right;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
}
.news-img:hover + .news-info,
.news-info:hover {
  left: 0;
}

.footer {
  display: flex;
  justify-content: center;
  height: 210px;
  padding-top: 52px;
  background-color: #383838;
}
.footer-logo a {
  display: block;
  width: 110px;
  height: 35px;
  background: url("../images/header_logo.png") no-repeat;
  background-size: 100% 100%;
}
.footer-con {
  margin: 0 7.5% 0 5.5%;
  display: block;
}
.footer-right-icon a {
  display: inline-block;
  width: 16px;
  height: 21px;
  margin-right: 12px;
  background-repeat: no-repeat;
  background-size: 100%;
}
.footer-icon1 {
  background-image: url("../images/footer_icon1.png");
}
.footer-icon2 {
  background-image: url("../images/footer_icon2.png");
}
.footer-icon3 {
  background-image: url("../images/footer_icon3.png");
}
.footer-icon4 {
  background-image: url("../images/footer_icon4.png");
}
.footer-icon5 {
  background-image: url("../images/footer_icon5.png");
}
.footer-icon6 {
  background-image: url("../images/footer_icon6.png");
}
.footer-con-box a,
.footer-con-box span {
  display: inline-block;
  padding: 0 20px;
  margin: 5px 0;
  font-size: 12px;
  line-height: 1;
}
.footer-con-box a:not(:last-child),
.footer-con-box span:not(:last-child) {
  border-right: 1px solid #fff;
  border-color: inherit;
}
.footer-con-box a:first-child,
.footer-con-box span:first-child {
  padding-left: 0;
}
.footer-con-box span {
  color: #a9a9a9;
}

.fixed-top {
  display: none;
  position: fixed;
  right: 3%;
  bottom: 5%;
  width: 40px;
  height: 40px;
  background-color: var(--theme-bgcolor);
  border-radius: 2px;
  text-align: center;
  line-height: 40px;
  cursor: pointer;
  color: var(--theme-color);
  z-index: 999;
}

.fixed-top:hover {
  color: var(--theme-active-color);
}

.fixed-top .icon-top {
  font-size: 24px;
  color: inherit;
}
